Importance of Niacin. Niacin is used by your body in a variety of ways. One main area is in the production of energy for your cells. Niacin helps your body convert the foods you eat into energy for your tissues and organs. Niacin is also used in digestion and nervous system function, and it keeps your skin healthy.
Cast. 1  Jeremy Sisto as Aaron Miller. 2  Kate Ashfield as Beth Miller. 3  Ryan Simpkins as Marley Miller. 4  Ty Simpkins as Max Miller. 5  Eric Michael Cole as Hangman. 6  Amy Smart as Melissa. 7  Ross Partridge.
Aquaman Movie Cast. The cast includes Jason Momoa as Arthur, Amber Heard as Mera, Queen of Atlantis and Willem Dafoe as longtime ally Vulko. Patrick Wilson, who has worked with Aquaman director James Wan on both Conjuring films, will play Orm, the half-brother of Aquaman.